InfoWorld

The best new features in MariaDB

The open source MySQL spin-off has steadily added features all its own. Here are five good reasons to switch to MariaDB.
IEEE

A Sensorless Speed Control of High-Speed BLDC Motor Using Variable Slope SMO

Abstract: Low-power and high-speed BLDC(Brushless DC) motor is widely used in vacuum cleaners. This paper presents a sensorless speed control scheme for a high-speed BLDC motor of a hand-stick vacuum ...
The New York Times

Do You Use a Humidifier or Diffuser Before Bedtime? You Might Want to Stop.

We independently review everything we recommend. When you buy through our links, we may earn a commission. Learn more› By Katie Okamoto Katie Okamoto is an editor focusing on sustainability. She’s ...
PC Magazine

I Tested Alexa+ for Months. These 7 Features Changed How I Use My Echo

I Tested Alexa+ for Months. These 7 Features Changed How I Use My Echo Alexa+ is out of early access and available to all Prime members for free. I used Amazon's enhanced AI in early access and found ...
The New York Times

How ICE Already Knows Who Minneapolis Protesters Are

Agents use facial recognition, social media monitoring and other tech tools not only to identify undocumented immigrants but also to track protesters, current and former officials said. By Sheera ...
IEEE

A Dynamic Wireless Power Transfer System Using DC-Controlled Variable Inductor for Segment Transmitter Automatic Switching

Abstract: Segmented transmitter coils are commonly employed in dynamic wireless power transfer, and automatic switching is a preferred function to limit the transmitter current. This letter proposes a ...